diff options
Diffstat (limited to 'JavaScriptCore/runtime/FunctionConstructor.cpp')
-rw-r--r-- | JavaScriptCore/runtime/FunctionConstructor.cpp | 119 |
1 files changed, 0 insertions, 119 deletions
diff --git a/JavaScriptCore/runtime/FunctionConstructor.cpp b/JavaScriptCore/runtime/FunctionConstructor.cpp deleted file mode 100644 index 45b4802..0000000 --- a/JavaScriptCore/runtime/FunctionConstructor.cpp +++ /dev/null @@ -1,119 +0,0 @@ -/* - * Copyright (C) 1999-2001 Harri Porten (porten@kde.org) - * Copyright (C) 2003, 2004, 2005, 2006, 2007, 2008 Apple Inc. All rights reserved. - * - * This library is free software; you can redistribute it and/or - * modify it under the terms of the GNU Lesser General Public - * License as published by the Free Software Foundation; either - * version 2 of the License, or (at your option) any later version. - * - * This library is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * Lesser General Public License for more details. - * - * You should have received a copy of the GNU Lesser General Public - * License along with this library; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA - * - */ - -#include "config.h" -#include "FunctionConstructor.h" - -#include "Debugger.h" -#include "ExceptionHelpers.h" -#include "FunctionPrototype.h" -#include "JSFunction.h" -#include "JSGlobalObject.h" -#include "JSString.h" -#include "Lexer.h" -#include "Nodes.h" -#include "Parser.h" -#include "UStringBuilder.h" -#include "UStringConcatenate.h" - -namespace JSC { - -ASSERT_CLASS_FITS_IN_CELL(FunctionConstructor); - -FunctionConstructor::FunctionConstructor(ExecState* exec, JSGlobalObject* globalObject, NonNullPassRefPtr<Structure> structure, FunctionPrototype* functionPrototype) - : InternalFunction(&exec->globalData(), globalObject, structure, Identifier(exec, functionPrototype->classInfo()->className)) -{ - putDirectWithoutTransition(exec->propertyNames().prototype, functionPrototype, DontEnum | DontDelete | ReadOnly); - - // Number of arguments for constructor - putDirectWithoutTransition(exec->propertyNames().length, jsNumber(1), ReadOnly | DontDelete | DontEnum); -} - -static EncodedJSValue JSC_HOST_CALL constructWithFunctionConstructor(ExecState* exec) -{ - ArgList args(exec); - return JSValue::encode(constructFunction(exec, args)); -} - -ConstructType FunctionConstructor::getConstructData(ConstructData& constructData) -{ - constructData.native.function = constructWithFunctionConstructor; - return ConstructTypeHost; -} - -static EncodedJSValue JSC_HOST_CALL callFunctionConstructor(ExecState* exec) -{ - ArgList args(exec); - return JSValue::encode(constructFunction(exec, args)); -} - -// ECMA 15.3.1 The Function Constructor Called as a Function -CallType FunctionConstructor::getCallData(CallData& callData) -{ - callData.native.function = callFunctionConstructor; - return CallTypeHost; -} - -// ECMA 15.3.2 The Function Constructor -JSObject* constructFunction(ExecState* exec, const ArgList& args, const Identifier& functionName, const UString& sourceURL, int lineNumber) -{ - // Functions need to have a space following the opening { due to for web compatibility - // see https://bugs.webkit.org/show_bug.cgi?id=24350 - // We also need \n before the closing } to handle // comments at the end of the last line - UString program; - if (args.isEmpty()) - program = "(function() { \n})"; - else if (args.size() == 1) - program = makeUString("(function() { ", args.at(0).toString(exec), "\n})"); - else { - UStringBuilder builder; - builder.append("(function("); - builder.append(args.at(0).toString(exec)); - for (size_t i = 1; i < args.size() - 1; i++) { - builder.append(","); - builder.append(args.at(i).toString(exec)); - } - builder.append(") { "); - builder.append(args.at(args.size() - 1).toString(exec)); - builder.append("\n})"); - program = builder.toUString(); - } - - JSGlobalObject* globalObject = exec->lexicalGlobalObject(); - JSGlobalData& globalData = globalObject->globalData(); - SourceCode source = makeSource(program, sourceURL, lineNumber); - JSObject* exception = 0; - RefPtr<FunctionExecutable> function = FunctionExecutable::fromGlobalCode(functionName, exec, exec->dynamicGlobalObject()->debugger(), source, &exception); - if (!function) { - ASSERT(exception); - return throwError(exec, exception); - } - - ScopeChain scopeChain(globalObject, &globalData, globalObject, exec->globalThisValue()); - return new (exec) JSFunction(exec, function, scopeChain.node()); -} - -// ECMA 15.3.2 The Function Constructor -JSObject* constructFunction(ExecState* exec, const ArgList& args) -{ - return constructFunction(exec, args, Identifier(exec, "anonymous"), UString(), 1); -} - -} // namespace JSC |